Scion of Shrouded Schemes

Scion of Shrouded Schemes is unblockable.
As long as an opponent has more cards in hand
than you, Scion of Shrouded Schemes isn't a
creature.
Whenever Scion of Shrouded Schemes enters
the battlefield or attacks, secret.
Secrets you control as well as spells you cast from
exile have shroud.